Performance enhancing air filtration device



FIG. 1 is a perspective view of a performance enhancing air filtrationdevice, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left-side elevational view thereof;

FIG. 5 is a right-side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in FIGS. 4 and 7 depict environmental matter that formsno part of the claimed design.

CLAIM We claim the ornamental design for a performance enhancing airfiltration device, as shown and described.